(S) -3-Hydroxy-gamma-butyrolactone (CAS# 7331-52-4)
| Awọn aami ewu | Xi - Irritant |
| Awọn koodu ewu | 36/37/38 - Irritating si oju, eto atẹgun ati awọ ara. |
| Apejuwe Abo | S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun. S36 - Wọ aṣọ aabo to dara. S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju |
| WGK Germany | 3 |
| FLUKA BRAND F koodu | 3-10 |
| HS koodu | 29322090 |
Ọrọ Iṣaaju
(S) -3-hydroxy-γ-butyrolactone jẹ agbo-ara Organic. O jẹ omi ti ko ni awọ pẹlu itọwo didùn, eso.
Awọn ọna pupọ lo wa fun igbaradi ti (S) -3-hydroxy-γ-butyrolactone, eyiti o jẹ igbagbogbo gba nipasẹ hydrogenation catalytic. Ọna kan pato ni lati fesi iye ti o yẹ fun γ-butyrolactone pẹlu ayase (gẹgẹbi alloy-asiwaju Ejò) ni iwọn otutu ti o yẹ ati titẹ, ati lẹhin hydrogenation catalytic, (S) -3-hydroxy-γ-butyrolactone ti gba.
Alaye Aabo: (S) -3-hydroxy-γ-butyrolactone ni majele kekere labẹ awọn ipo lilo gbogbogbo ati kii ṣe kemikali ti o lewu. O yẹ ki o ṣe itọju lati yago fun olubasọrọ pẹlu awọ ara, oju, ati atẹgun atẹgun nigba lilo. Ni ọran ti olubasọrọ lairotẹlẹ, fi omi ṣan pẹlu omi ki o wa itọju ilera ni akoko. Agbo yẹ ki o wa ni ipamọ kuro ni ina ati awọn agbegbe otutu ti o ga, ki o si yago fun olubasọrọ pẹlu oxidants ati acids. Ni afikun, o yẹ ki o lo ni ibamu pẹlu awọn ilana ṣiṣe to dara ati awọn igbese ṣiṣe ailewu.
